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8 1/2'' Replaceable Single Roller Cone Bit Tricone Cutters for HDD Rock Drilling Ramers

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Size

8 1/2''

 6A1A6221 6A1A6223

IADC Code:

6-3-7

Bearing:

Journal bearing

Sealing:

O-ring

Cutting structure:

Conical

Rows/Qty:

6/48 

Shirttail/Lug

Welding carbide &

adding inserts


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Replaceable Single Roller Cone Bit 8 1/2'' Single Roller Cone Bit Replaceable Single Cone Bit 8 1/2'' Rock Drilling Ramers replaceable roller con bit Tricone Cutters for HDD Single Roller Cone Bit Rock Drilling Ramers 8 1/2'' tricone cutters tricone cutters

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Hejian Hengji Bit Manufacture Co.,LTD  is specialized in researching and production of rock drilling bits , mainly includes tricone bits, PDC bits, HDD hole opener, foundation single roller cutters, drag bits and related tools with advanced CNC machines and R&D team.

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Junziguan industrial zone, hejian city, hebei province
+86-317 3213999
+86-18232837832
+86-18232837832
+86-18232837832
sales@hj-bits.com
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